US Census Data

ZIP 21664 vs ZIP 21673

A side-by-side comparison of ZIP Code 21664 and ZIP Code 21673: population, income, housing, and more.

ZIP 21664 and ZIP 21673 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21673 has the higher population (2,839 vs 598 in ZIP 21664). ZIP 21673 has the higher median household income ($72,500 vs $68,333 in ZIP 21664). ZIP 21673 has the higher median home value ($351,400 vs $172,100 in ZIP 21664).

Population, income & housing

ZIP 21664ZIP 21673
Population5982,839
Median age37.1 yrs44.4 yrs
Median household income$68,333$72,500
Median home value$172,100$351,400
Median gross rent$1,135$1,360
Housing units2691,553
Homeownership rate67.4%73.2%
Bachelor's degree or higher17.0%29.9%
Unemployment rate6.2%7.6%

Trends (ACS 5-year, 2019–2023)

ZIP 21664ZIP 21673
Population445 → 598 (+34.4%)3,270 → 2,839 (-13.2%)
Median household income$44,167 → $68,333 (+54.7%)$70,000 → $72,500 (+3.6%)
Median home value$142,900 → $172,100 (+20.4%)$343,400 → $351,400 (+2.3%)
Median gross rent$1,217 → $1,135 (-6.7%)$1,123 → $1,360 (+21.1%)

ZIP 21664

Population
445598
Median household income
$44,167$68,333
Median home value
$142,900$172,100
Median gross rent
$1,217$1,135

ZIP 21673

Population
3,2702,839
Median household income
$70,000$72,500
Median home value
$343,400$351,400
Median gross rent
$1,123$1,360

Age & race/ethnicity

Age distribution (share)

ZIP 21664ZIP 21673
Under 54.5%6.4%
5 to 1727.1%17.5%
18 to 246.5%6.0%
25 to 349.0%9.9%
35 to 4420.7%10.6%
45 to 545.5%11.6%
55 to 6411.4%19.8%
65 to 749.5%10.5%
75 and over5.7%7.6%

Race & ethnicity (share)

ZIP 21664ZIP 21673
White (non-Hispanic)78.3%71.2%
Black or African American0.2%16.7%
American Indian & Alaska Native0.0%0.0%
Asian0.0%0.7%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.0%
Two or more races2.3%2.1%
Hispanic or Latino19.2%9.3%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21664ZIP 21673
No high school diploma8.6%6.1%
High school graduate53.2%34.9%
Some college or associate's21.1%29.1%
Bachelor's degree8.1%14.4%
Graduate or professional degree8.9%15.5%

Commute to work

How workers get to work (share)

ZIP 21664ZIP 21673
Drove alone90.7%76.5%
Carpooled5.9%10.8%
Public transit0.0%0.0%
Walked0.0%4.4%
Bicycle0.0%0.0%
Worked from home3.5%8.3%
Other means0.0%0.0%

Housing

Units in structure (share)

ZIP 21664ZIP 21673
1-unit, detached93.3%87.3%
1-unit, attached1.5%4.6%
2 to 4 units1.1%5.2%
5 to 19 units0.0%2.1%
20 or more units0.0%0.0%
Mobile home & other4.1%1.0%

Poverty & households

ZIP 21664ZIP 21673
Poverty rate9.7%8.8%
Average household size2.532.45
Mean commute (minutes)2526
Median year structure built19711982

Full profiles

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ZIP 21664 vs ZIP 21673: Compare Population & Demographics | US Census Data